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【单选题】
飞行员已经发现能见度与ATC报告的气象条件不吻合,但他却错误地认为是ATC报
A.
误，这种现象很可能是由
B.
知觉错误引起的
C.
期望效应引起的
D.
责任心不强引起的
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参考答案：
举一反三
【单选题】下面哪一组向量是线性方程组【图片】的一个特解和对应齐次方程组的一组基础解系：
A.
特解 (0,-1.8889,0.7778,0); 基础解系 (-1.2857,0.1429,1.0000,0),(0.5000,-0.5000,0,1.0000)
B.
特解 (-1.8889,0,0.7778,0); 基础解系 (-1.2857,0.1429,0,0),(0.5000,-0.5000,0,1.0000)
C.
特解 (0.5000,-0.5000,0,1.0000); 基础解系 (-1.2857,0.1429,1.0000,0),(0,-1.8889,0.7778,0)
D.
特解 (-1.2857,0.1429,1.0000,0); 基础解系 ,(0,-1.8889,0.7778,0), (0.5000,-0.5000,0,1.0000)
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【单选题】cute the monkeys are when they ask for food!
A.
How                  
B.
What                
C.
What a
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【判断题】已知【图片】是齐次线性方程组【图片】的一个基础解系，那么【图片】也是该方程组的一个基础解系。
A.
正确
B.
错误
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【单选题】I _____ have a business trip to Hong Kong tomorrow. Can you help me prepare for it? [     ]
A.
Have gone to
B.
am going to
C.
was going to
D.
have been to
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【单选题】当 时,无穷小 是x的( ).
A.
高阶无穷小
B.
低阶无穷小
C.
等价无穷小
D.
同阶非等价无穷小
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【单选题】If you want the travel agency to help planning your trip, you can say .
A.
How long is the trip?
B.
What is the fair per head?
C.
I need help planning my vacation.
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【单选题】Angelina saw her trip to Iraq significant because she could_____.
A.
help others know where the problems were
B.
help bring NGOs back to the region
C.
talk to different people there
D.
read the official papers
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【简答题】阅读理解。 Tired? Bored? Hungry? And more miles left to go? Help pass the time on your trip: play a ! Everyone knows that a long bus ride can make even the most exciting field trip seem boring. When th...
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【单选题】—Would you help me plan a trip? —_________________
A.
You bet!         
B.
Yes, I can.    
C.
Not at all.
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【简答题】Plan on traveling around the USA this summer. If you need help in arranging the trip, or want ideas about where to go and what to do, there are a number of outstanding websites that can make your Amer...
查看完整题目与答案
相关题目：
【单选题】下面哪一组向量是线性方程组【图片】的一个特解和对应齐次方程组的一组基础解系：
A.
特解 (0,-1.8889,0.7778,0); 基础解系 (-1.2857,0.1429,1.0000,0),(0.5000,-0.5000,0,1.0000)
B.
特解 (-1.8889,0,0.7778,0); 基础解系 (-1.2857,0.1429,0,0),(0.5000,-0.5000,0,1.0000)
C.
特解 (0.5000,-0.5000,0,1.0000); 基础解系 (-1.2857,0.1429,1.0000,0),(0,-1.8889,0.7778,0)
D.
特解 (-1.2857,0.1429,1.0000,0); 基础解系 ,(0,-1.8889,0.7778,0), (0.5000,-0.5000,0,1.0000)
查看完整题目与答案
【单选题】cute the monkeys are when they ask for food!
A.
How                  
B.
What                
C.
What a
查看完整题目与答案
【判断题】已知【图片】是齐次线性方程组【图片】的一个基础解系，那么【图片】也是该方程组的一个基础解系。
A.
正确
B.
错误
查看完整题目与答案
【单选题】I _____ have a business trip to Hong Kong tomorrow. Can you help me prepare for it? [     ]
A.
Have gone to
B.
am going to
C.
was going to
D.
have been to
查看完整题目与答案
【单选题】当 时,无穷小 是x的( ).
A.
高阶无穷小
B.
低阶无穷小
C.
等价无穷小
D.
同阶非等价无穷小
查看完整题目与答案
【单选题】If you want the travel agency to help planning your trip, you can say .
A.
How long is the trip?
B.
What is the fair per head?
C.
I need help planning my vacation.
查看完整题目与答案
【单选题】Angelina saw her trip to Iraq significant because she could_____.
A.
help others know where the problems were
B.
help bring NGOs back to the region
C.
talk to different people there
D.
read the official papers
查看完整题目与答案
【简答题】阅读理解。 Tired? Bored? Hungry? And more miles left to go? Help pass the time on your trip: play a ! Everyone knows that a long bus ride can make even the most exciting field trip seem boring. When th...
查看完整题目与答案
【单选题】—Would you help me plan a trip? —_________________
A.
You bet!         
B.
Yes, I can.    
C.
Not at all.
查看完整题目与答案
【简答题】Plan on traveling around the USA this summer. If you need help in arranging the trip, or want ideas about where to go and what to do, there are a number of outstanding websites that can make your Amer...
查看完整题目与答案
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